Affiliation: | 1. Department of Oral Basic and Clinical Sciences, Faculty of Dentistry, King Abdulaziz University, , Jeddah, Saudi Arabia;2. Department of Oral Medicine, Periodontology, Oral Diagnosis and Oral Radiology, Faculty of Dentistry, Alexandria University, , Alexandria, Egypt;3. Department of Pharmacology, Faculty of Medicine, King Abdulaziz University, , Jeddah, Saudi Arabia;4. Department of Natural Products and Alternative Medicine, Faculty of Pharmacy, King Abdulaziz University, , Jeddah, Saudi Arabia;5. Department of Pharmacognosy, Faculty of Pharmacy, Cairo University, , Cairo, Egypt |